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Software for White Rabbit PTP Core
Commit cfe9208d authored by Grzegorz Daniluk's avatar Grzegorz Daniluk
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eeprom driver: bugfixes, cleanup

parent 1d453f44
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Showing with 9 additions and 8 deletions
dev/eeprom.c
View file @ cfe9208d
......@@ -92,7 +92,7 @@ int eeprom_write(uint8_t i2cif, uint8_t i2c_addr, uint32_t offset, uint8_t *buf,
}
uint16_t eeprom_sfp_section(uint8_t i2cif, uint8_t i2c_addr, size_t size, uint16_t *section_sz)
int32_t eeprom_sfp_section(uint8_t i2cif, uint8_t i2c_addr, size_t size, uint16_t *section_sz)
{
uint8_t c, match;
uint16_t i;
......@@ -101,7 +101,7 @@ uint16_t eeprom_sfp_section(uint8_t i2cif, uint8_t i2c_addr, size_t size, uint16
match = 0x00;
*section_sz = 0x0000;
mi2c_start(i2cif);
if(mi2c_put_byte(i2cif, i2c_addr << 1) < 0)
if(mi2c_put_byte(i2cif, i2c_addr << 1) != 0)
{
mi2c_stop(i2cif);
return -1;
......@@ -181,13 +181,14 @@ int8_t access_eeprom(char *sfp_pn, int32_t *alpha, int32_t *deltaTx, int32_t *de
{
uint16_t i;
uint8_t j;
uint16_t sfp_adr, sfp_sz;
uint16_t sfp_sz;
int32_t sfp_adr;
struct s_sfpinfo sfpinfo[SFPINFO_MAX];
mi2c_init(WRPC_FMC_I2C);
sfp_adr = eeprom_sfp_section(WRPC_FMC_I2C, FMC_EEPROM_ADR, 64*1024, &sfp_sz);
if(sfp_sz == -1)
if(sfp_adr == -1)
{
mprintf("FMC EEPROM not found\n");
return -1;
......@@ -195,14 +196,14 @@ int8_t access_eeprom(char *sfp_pn, int32_t *alpha, int32_t *deltaTx, int32_t *de
else if(sfp_sz > SFPINFO_MAX)
{
//Ooops, there are too many of them, print warning
mprintf("!!! Warning !!! not enough space for all SFP entries (%d SFPs in the EEPROM)\n", sfp_sz);
mprintf("! Warning ! too many SFP entries (%d)\n", sfp_sz);
sfp_sz = SFPINFO_MAX;
}
mprintf("EEPROM: found SFP section at %d size %d\n", (uint32_t)sfp_adr, (uint32_t)sfp_sz);
if( eeprom_get_sfpinfo(WRPC_FMC_I2C, FMC_EEPROM_ADR, sfp_adr, sfpinfo, sfp_sz))
{
mprintf("eeprom_get_sfpinfo ERROR\n");
mprintf("EEPROM ERROR\n");
return -1;
}
......@@ -219,7 +220,7 @@ int8_t access_eeprom(char *sfp_pn, int32_t *alpha, int32_t *deltaTx, int32_t *de
mprintf("match SFP%d: pn=", i+1);
for(j=0; j<16; ++j)
mprintf("%c", sfpinfo[i].pn[j]);
mprintf(" alpha=%x deltaTx=%x deltaRx=%x\n", sfpinfo[i].alpha, sfpinfo[i].deltaTx, sfpinfo[i].deltaRx);
//mprintf(" alpha=%x deltaTx=%x deltaRx=%x\n", sfpinfo[i].alpha, sfpinfo[i].deltaTx, sfpinfo[i].deltaRx);
*alpha = sfpinfo[i].alpha;
*deltaTx = sfpinfo[i].deltaTx;
......
include/eeprom.h
View file @ cfe9208d
......@@ -16,7 +16,7 @@ int eeprom_read(uint8_t i2cif, uint8_t i2c_addr, uint32_t offset, uint8_t *buf,
int eeprom_write(uint8_t i2cif, uint8_t i2c_addr, uint32_t offset, uint8_t *buf, size_t size);
uint16_t eeprom_sfp_section(uint8_t i2cif, uint8_t i2c_addr, size_t size, uint16_t *section_sz);
int32_t eeprom_sfp_section(uint8_t i2cif, uint8_t i2c_addr, size_t size, uint16_t *section_sz);
int8_t eeprom_get_sfpinfo(uint8_t i2cif, uint8_t i2c_addr, uint32_t offset, struct s_sfpinfo *sfpinfo, uint16_t section_sz);
int8_t access_eeprom(char *sfp_pn, int32_t *alpha, int32_t *deltaTx, int32_t *deltaRx);
......
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